25 results
Rotator Cuff Syndrome - SITS
Supraspinatus, Infraspinatus, Teres minor, and Subscapularis.
Causes: Calcific supraspinatus tendinitis 
Signs: painful abduction
Causes: Calcific ... supraspinatus tendinitis Signs ... arm, empty can test ... #orthopedics #diagnosis ... #sports #MSK #anatomy
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... /100,000 per year ... Pathophysiology ... axonal form • MRI ... #Syndrome #diagnosis
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... suspected, immediate MRI ... #MSK #pathophysiology ... #diagnosis #symptoms
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... per 100,000 per year ... and sensitive tests ... the underlying pathophysiology ... #Syndrome #diagnosis
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... Diagnosis Framework ... cause unknown) ... II ○ Susac’s syndrome ... Labyrinthitis ○ Epstein-Barr
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
- MSK Radiology ... Case description ... hallucis longus Differential ... syndesmotic ligament tear ... #msk
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
- MSK Radiology ... The "double PCL sign ... Case description ... Differential diagnosis ... #knee #mri #clinical
Haglund Syndrome - MSK Radiology
Imaging Findings:
 • The Haglund Deformity (enlarged superior margin calcaneal posterior process)
- MSK Radiology ... Case description ... Differential diagnosis ... Heel #clinical #mri ... #msk
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... Differential diagnosis ... GAGL): "Reverse J sign ... shoulder #clinical #mri ... #msk
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Diagnosis: • ... cord • Guillain-Barre ... Imaging studies: • MRI ... #differential # ... diagnosis #causes